Details and Specs:

Rhythm Section Mini Cassette Hubs

The Rhythm Section Mini cassette hubs are made from CNC machined 6061-T6 aluminum hub shells with a 3/8" chromoly rear axle and a 3/8" aluminum front axle for weight savings, aluminum hardware and precision sealed bearings throughout. The aluminum driver is Shimano compatible and features a multi-splined 3 pawl engagement system creating 204 points of contact for near instant engagement and off the line acceleration. Includes aluminum lockring and 16T Crupi aluminum cog. 24H. (17.4 oz - Pair)